Improvment. I added a horn and and used doppler to get an image of a train that nears, passes and fades out. What do you think. I am not satisfied yet, far from. I'll go on with improvments.
betterfreighttrain.wav
聲道：1
類型：wav
locomotive、diesel、railway
機車、柴油機、鐵路
資料來源：freesound ( https://freesound.org )